Purchases made on LivingSocial.com are charged in US dollars unless specified otherwise. If you will be charged in Canadian dollars for a specific deal, there will be a "C" before the dollar sign:
 

If there is no "C" listed, you will be charged in US dollars:

Note: Even if you are purchasing with a Canadian card, or if a LivingSocial Travel destination is located outside of the United States, this pricing will apply.